From Barbs on a Weed to Velcro cover

From Barbs on a Weed to Velcro

Author: Allman, Toney

Reading Metrics

Grade Level Middle Grades (MG 4-8)
Book Level 6.3
Points 0.5
Fiction/Nonfiction Nonfiction
Word Count 2570
Points per Word 0.000195
Page Count 32
Points per Page 0.015625

Description

This book describes how George de Mestral, a scientist, invented Velcro after studying burs and how Velcro is used now.